/*
 * ProGuard -- shrinking, optimization, obfuscation, and preverification of Java bytecode.
 *
 * Copyright (c) 2002-2018 GuardSquare NV
 *
 * This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public
 * License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later
 * version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along with this program; if not, write to the Free
 * Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 */
package proguard;

import java.util.ArrayList;
import java.util.List;

/**
 * This class represents a class path, as a list of ClassPathEntry objects.
 *
 * @author Eric Lafortune
 */
public class ClassPath {
    private final List classPathEntries = new ArrayList();

    /**
     * Returns whether the class path contains any output entries.
     */
    public boolean hasOutput() {
        for (int index = 0; index < classPathEntries.size(); index++) {
            if (((ClassPathEntry)classPathEntries.get(index)).isOutput()) {
                return true;
            }
        }

        return false;
    }

    // Delegates to List.

    public void clear() {
        classPathEntries.clear();
    }

    public void add(int index, ClassPathEntry classPathEntry) {
        classPathEntries.add(index, classPathEntry);
    }

    public boolean add(ClassPathEntry classPathEntry) {
        return classPathEntries.add(classPathEntry);
    }

    public boolean addAll(ClassPath classPath) {
        return classPathEntries.addAll(classPath.classPathEntries);
    }

    public ClassPathEntry get(int index) {
        return (ClassPathEntry)classPathEntries.get(index);
    }

    public ClassPathEntry remove(int index) {
        return (ClassPathEntry)classPathEntries.remove(index);
    }

    public boolean isEmpty() {
        return classPathEntries.isEmpty();
    }

    public int size() {
        return classPathEntries.size();
    }
}
